PERSULFATE BATH AND METHOD FOR CHEMICALLY DEPOSITING A LAYER

摘要

The invention relates to a chemical bath for depositing a layer made from at least metal and sulphur. It also relates to a method for depositing such a layer. The bath comprises, in solution: - a metal salt comprising a metal chosen from at least one of the elements from groups IIB and IIIA of the periodic table; and - a sulphur precursor. The bath further comprises a persulfate compound.